Question 3
Complete the table of values for y=x2−2x−5y = x^2 - 2x - 5y=x2−2x−5
| xxx | -3 | -2 | -1 | 0 | 1 | 2 | 3 |
|---|---|---|---|---|---|---|---|
| yyy |
a.[4]
On the grid draw the graph of y=x2−2x−5y = x^2 - 2x - 5y=x2−2x−5 for values of x x\,x from -3 to 3
b.[1]
Use the graph to find an estimate of a solution to the equation x2=2x+5x^2 = 2x + 5x2=2x+5
Drawing Quadratic Graphs Questions
4 exam-style questions on Edexcel IGCSE Maths Drawing Quadratic Graphs. Each one has a worked solution and a mark scheme showing where the marks go.